{"product_id":"4-inch-100mm-gravity-grille-brown","title":"4 Inch 100mm Gravity Grille Brown","description":"\u003cbr\u003e\u003cbr\u003eFour inch gravity brown grille. To be used with four inch flexible ducting. This grille is intended for use with extractor fans which do not have internal back draught shutters. As a rule of thumb, most of the extractor fans over 25 on this website do have internal backdraught shutters. We recommend the use of duct clamps with all ducting and grilles.","brand":"Manrose","offers":[{"title":"Default Title","offer_id":58031872114952,"sku":"GRILLE 4\" GRAVITY BROWN","price":6.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1044\/2362\/0872\/files\/4-inch-100mm-gravity-grille-brown-299-p.jpg?v=1784040741","url":"https:\/\/www.extractorfanworld.co.uk\/products\/4-inch-100mm-gravity-grille-brown","provider":"Extractor Fan World","version":"1.0","type":"link"}